Jack Cole, creator of people locator, dead at 87 | CNET News.com

Jack Cole, a businessman who used early computer technology to sort the world--or at least millions of the people in it--by street address, creating a series of reverse directories that remain invaluable to detectives, debt collectors, telemarketers and anyone who needs to find someone, died on July 29 at his home in Spearfish Canyon, S.D. He was 87.

Jack Cole, creator of people locator, dead at 87 CNET News.com